t-test

noun
\ˈtē-ˈtest \

Definition of t-test 

: a statistical test involving confidence limits for the random variable t of a t distribution and used especially in testing hypotheses about means of normal distributions when the standard deviations are unknown

First Known Use of t-test

1932, in the meaning defined above

Keep scrolling for more

Learn More about t-test

Dictionary Entries near t-test

TT

Tt

TTC

t-test

TTL

TTY

Tu

Statistics for t-test

Look-up Popularity

Time Traveler for t-test

The first known use of t-test was in 1932

See more words from the same year

More from Merriam-Webster on t-test

See words that rhyme with t-test

Comments on t-test

What made you want to look up t-test? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

one that holds something together

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Syn City

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!